Example usage for javax.persistence EntityManager flush

Introduction

In this page you can find the example usage for javax.persistence EntityManager flush.

Prototype

public void flush();

Source Link

Document

Synchronize the persistence context to the underlying database.

Usage

From source file:org.apache.openjpa.jdbc.meta.strats.AbstractLobTest.java

public void testLifeCycleLoadFlushModifyFlush() {
    insert(newLobEntity(createLobData(), 1));
    EntityManager em = emf.createEntityManager();
    em.getTransaction().begin();//from  w w w .ja  v  a2s  .  c o m
    LobEntity entity = (LobEntity) em.find(getLobEntityClass(), 1);
    em.flush();
    changeStream(entity, createLobData2());
    em.flush();
    em.getTransaction().commit();
    em.close();
}

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From source file:com.epam.training.taranovski.web.project.repository.implementation.EmployeeRepositoryImplementation.java

@Override
public boolean update(Employee employee) {
    EntityManager em = entityManagerFactory.createEntityManager();
    boolean success = true;
    try {//from   ww w . j  a  v a2  s .c o  m
        em.getTransaction().begin();

        em.merge(employee);
        em.flush();

        em.getTransaction().commit();
        success = true;
    } catch (RuntimeException e) {
        Logger.getLogger(EmployeeRepositoryImplementation.class.getName()).info(e);
    } finally {
        if (em.getTransaction().isActive()) {
            em.getTransaction().rollback();
            success = false;
        }
        em.close();
    }

    return success;
}

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From source file:org.opennaas.core.security.acl.ACLManager.java

private void executeSqlQuery(String sqlQuery) {
    log.debug("Executing SQL query: [ " + sqlQuery + " ]");
    EntityManager em = securityRepository.getEntityManager();
    EntityTransaction et = em.getTransaction();
    et.begin();/*from   w  ww  .j a  v a  2 s. c o  m*/
    try {
        em.createNativeQuery(sqlQuery).executeUpdate();
        em.flush();
        et.commit();
        log.debug("SQL query executed.");
    } catch (Exception e) {
        log.error("Error executing SQL query, rollbacking", e);
        et.rollback();
    }
}

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From source file:fr.mby.opa.picsimpl.dao.DbProposalDao.java

/**
 * @param proposalBag//from  www.ja  va  2 s. c o m
 * @return
 */
protected ProposalBag _updateProposalBagInternal(final ProposalBag proposalBag) {
    final TxCallbackReturn<ProposalBag> txCallback = new TxCallbackReturn<ProposalBag>(this.getEmf()) {

        @Override
        protected ProposalBag executeInTransaction(final EntityManager em) {
            final ProposalBag updatedBag = em.merge(proposalBag);
            em.flush();
            em.refresh(updatedBag);
            return updatedBag;
        }
    };

    final ProposalBag updatedBag = txCallback.getReturnedValue();
    return updatedBag;
}

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From source file:com.doculibre.constellio.services.ImportExportServicesImpl.java

@Override
public void importData(Workbook workbook, RecordCollection collection, ProgressInfo progressInfo) {
    ConnectorInstance connectorInstance = collection.getConnectorInstances().iterator().next();
    RecordServices recordServices = ConstellioSpringUtils.getRecordServices();
    Sheet sheet = workbook.getSheet(0);//from  w  w w.  j a v  a 2  s . co m

    if (progressInfo != null) {
        progressInfo.setTotal(sheet.getRows());
    }

    List<String> metaNames = new ArrayList<String>();
    for (int column = 0; column < sheet.getColumns(); column++) {
        Cell cell = sheet.getCell(column, 0);
        String metaName = cell.getContents();
        metaNames.add(metaName);
    }

    for (int row = 1; row < sheet.getRows(); row++) {
        Record record = new Record();
        record.setConnectorInstance(connectorInstance);
        for (int column = 0; column < sheet.getColumns(); column++) {
            Cell cell = sheet.getCell(column, row);
            RecordMeta meta = new RecordMeta();
            meta.setRecord(record);
            record.getContentMetas().add(meta);
            String metaName = metaNames.get(column);
            String metaContent = cell.getContents();
            ConnectorInstanceMeta connectorInstanceMeta = connectorInstance.getOrCreateMeta(metaName);
            meta.setConnectorInstanceMeta(connectorInstanceMeta);
            meta.setContent(metaContent);
        }

        Record existingRecord = recordServices.get(record.getUrl(), connectorInstance.getRecordCollection());
        if (existingRecord == null) {
            recordServices.makePersistent(record);
        }
        EntityManager entityManager = ConstellioPersistenceContext.getCurrentEntityManager();
        entityManager.flush();

        if (progressInfo != null) {
            progressInfo.setCurrentIndex(row - 1);
        }
    }
}

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From source file:org.apache.openjpa.jdbc.meta.strats.AbstractLobTest.java

public void testLifeCycleInsertFlushModify() {
    EntityManager em = emf.createEntityManager();
    em.getTransaction().begin();//from  w ww .j  av a  2 s  .co m
    LobEntity le = newLobEntity(createLobData(), 1);
    em.persist(le);
    em.flush();
    changeStream(le, createLobData2());
    em.getTransaction().commit();
    em.close();
}

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From source file:fr.mby.opa.picsimpl.dao.DbProposalDao.java

@Override
public ProposalBranch updateBranch(final ProposalBranch branch) {
    Assert.notNull(branch, "No ProposalBag supplied !");
    Assert.notNull(branch.getId(), "Id should be set for update !");

    final TxCallbackReturn<ProposalBranch> txCallback = new TxCallbackReturn<ProposalBranch>(this.getEmf()) {

        @Override//from w w w .j  ava2  s .  c o  m
        protected ProposalBranch executeInTransaction(final EntityManager em) {
            final ProposalBranch updatedBranch = em.merge(branch);
            em.flush();
            em.refresh(updatedBranch);
            return updatedBranch;
        }
    };

    final ProposalBranch updatedBag = txCallback.getReturnedValue();
    return updatedBag;
}

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From source file:org.apache.openjpa.jdbc.meta.strats.AbstractLobTest.java

public void testSetFlushAndReset() throws IOException {
    EntityManager em = emf.createEntityManager();
    em.getTransaction().begin();//  w  ww  .  j  av a2  s.  com
    LobEntity le = newLobEntity(createLobData(), 1);
    em.persist(le);
    em.flush();
    String string = createLobData2();
    changeStream(le, string);
    LobEntity entity = (LobEntity) em.find(getLobEntityClass(), 1);
    assertEquals(string, getStreamContentAsString(entity.getStream()));
    em.getTransaction().commit();
    em.close();
}

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From source file:com.chiralbehaviors.CoRE.access.resource.CollectionResource.java

@POST
@Path("{parentId}")
@Produces(MediaType.APPLICATION_JSON)//from w w w.j  a  v  a 2 s.c  o m
public Product createNewProduct(@PathParam("parentId") String parentId, @QueryParam("relId") String relId,
        Product child) throws JsonProcessingException {
    return perform(new Transactionally<Product>() {

        @Override
        public Product exec(Model model) throws SQLException {
            EntityManager em = model.getEntityManager();
            Product parent = em.find(Product.class, parentId);
            Relationship rel = em.find(Relationship.class, relId);
            em.persist(child);
            ProductNetwork net = new ProductNetwork(parent, rel, child, parent.getUpdatedBy());
            em.persist(net);
            em.flush();
            em.refresh(child);
            return child;
        }
    });
}

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From source file:com.openmeap.model.ModelTestUtils.java

static public void createModel(EntityManager em) {
    if (em == null) {
        em = createEntityManager();//from  w  w w  .j av  a2 s  .  c o m
    }
    try {
        Map<String, Map<String, ? extends ModelEntity>> modelBeans = (Map<String, Map<String, ? extends ModelEntity>>) ModelTestUtils
                .newModelBeans().getBean("mockModel");

        // we need to set all (except the Device.uuid) pk's to null,
        // so the entity manager doesn't flip out, thinking we've passed it
        // a detached entity for persistence.
        for (Map.Entry<String, Map<String, ? extends ModelEntity>> classes : modelBeans.entrySet())
            for (ModelEntity member : classes.getValue().values())
                if (!(member instanceof ApplicationInstallation))
                    member.setPk(null);

        em.getTransaction().begin();

        for (String className : new String[] { "GlobalSettings", "Application", "ApplicationArchive",
                "ApplicationVersion", "Deployment", "ApplicationInstallation" }) {
            Map<String, ? extends ModelEntity> members = modelBeans.get(className);
            for (ModelEntity member : members.values()) {
                if (className.equals("Application")) {
                    ((Application) member).setDeployments(null);
                }
                em.persist(member);
                em.flush();
            }
        }

        em.getTransaction().commit();

    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

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